Fragmentation and PDQ priority also have a huge effect on the speed of data retrieval and will help table scans.
分段和PD Q优先级也对于数据的检索速度有极大的影响,并有助于表扫描。
A high-speed line between Kunming and Shanghai is months behind schedule because officials are now making safety a high priority, according to interviews with subcontractors working on the project.
采访昆明至上海高铁线的转包承建商得知,由于官方强调安全第一,该线路的建设进度已落后原计划几个月。
Speed is still a priority: It takes 11 people at the main bakery to turn out 60,000 buns an hour for clients across 40 states, South America, and the Caribbean.
速度仍然是首要考虑的:11名工人在主面包房每小时生产6万个面包,供应的客户遍布美国40个州、南美洲和加勒比海地区。
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